| Douai to Sala Consilina | 916.09 mi (1,474.31 km) |
| Douai to Salemi | 990.59 mi (1,594.20 km) |
| Douai to Salerno | 874.22 mi (1,406.92 km) |
| Douai to Salo | 476.52 mi (766.89 km) |
| Douai to Salsomaggiore Terme | 500.31 mi (805.18 km) |
| Douai to Saluzzo | 445.79 mi (717.43 km) |
| Douai to Salzano | 534.72 mi (860.55 km) |
| Douai to Samarate | 421.01 mi (677.54 km) |
| Douai to San Benedetto del Tronto | 723.44 mi (1,164.26 km) |
| Douai to San Biagio di Callalta | 537.38 mi (864.83 km) |
| Douai to San Bonifacio | 511.76 mi (823.60 km) |
| Douai to San Casciano in Val di Pesa | 600.14 mi (965.83 km) |
| Douai to San Cataldo | 1,040.29 mi (1,674.19 km) |
| Douai to San Cesareo | 751.19 mi (1,208.93 km) |
| Douai to San Dona di Piave | 546.65 mi (879.75 km) |
